CHECK BODY INTEGRATED UNIT OUTPUT SIGNAL.

Measure the voltage between the connector of the body integrated unit and chassis ground when moving the door key switch to LOCK direction.

Connector & terminal

(i84) No. 17 (+) — Chassis ground (−):

QUESTION

Does the voltage change to 10 V or more → less than 1.5 V? (while lock output)

Yes No

Replace the body integrated unit.